mean upper hemispherical candle power
upper ridge (upper-level ridge)
upper trough (upper-level trough)
upper-air chart (upper-level charty)
water diversion from the upper Yangtze River in the south to the upper Yellow River in the north
ceometric mean and arithmetic mean inequality
Geometric mean and Arithmetic mean inequality
log mean area logarithmic mean area
log mean logarithmic mean
log mean radius logarithmic mean radius
log mean temperature difference; logarithmic mean temperature difference
logarithmic mean area log mean area
logarithmic mean log mean
logarithmic mean mole fraction; log mean mole fraction
logarithmic mean temperature difference; log mean temperature difference
mean crowding-mean density method
mean crowding-mean density regression analysis
mean crowding-mean density relationship